BIG BORE CYLINDER KITS

Big Bore Cylinder Kit to fit Arctic Cat DVX400 2004-08. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes Athena gasket kit.
Cylinder Bore: 94mm
Stroke: 62,6mm
Displacement: 434,4cc
Compression Ratio: 12,3:1
Rear Wheel HP: 45,3HP / 9.000 RPM

Big Bore Cylinder Kit to fit Honda TRX450R 04-05. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes special gasket kit.
Cylinder Bore: 97mm
Stroke: 64,8mm
Displacement: 478,9cc
Compression Ratio: 10,7:1
Rear Wheel HP: 41,5HP / 7.400 RPM 

Big Bore Cylinder Kit to fit Honda TRX450R 06-10. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes special gasket kit.
Cylinder Bore: 100mm
Stroke: 62,1mm
Displacement: 487,7cc
Compression Ratio: 12:1

Big Bore Cylinder Kit to fit Kawasaki KFX400 2003-06. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes Athena gasket kit.
Cylinder Bore: 94mm
Stroke: 62,6mm
Displacement: 434,4cc
Compression Ratio: 12,3:1
Rear Wheel HP: 45,3HP / 9.000 RPM

Big Bore Cylinder Kit to fit Kawasaki KFX450R 2008-10. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes Athena gasket kit.
Cylinder Bore: 100mm
Stroke: 62,1mm
Displacement: 490cc
Compression Ratio: 13,0:1
Rear Wheel HP: 42,2HP / 8.200 RPM

Big Bore Cylinder Kit to fit Suzuki LTZ400 2003-09. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes Athena gasket kit.
Cylinder Bore: 94mm
Stroke: 62,6mm
Displacement: 434,4cc
Compression Ratio: 12,3:1
Rear Wheel HP: 45,3HP / 9.000 RPM

Big Bore Cylinder Kit to fit Suzuki LTR450 2006-09. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes Athena gasket kit.
Cylinder Bore: 100mm
Stroke: 62,8mm
Displacement: 493cc
Compression Ratio: 13:1

Big Bore Cylinder Kit to fit Yamaha YFZ450 2004-09. Aluminium cylinder with nickel-carbide coating designed with wider water jackets. Forged piston with moly coating. Also includes Athena gasket kit.
Cylinder Bore: 98mm
Stroke: 63,4mm
Displacement: 478,2cc
Compression Ratio: 12:1

Cylinder Kit to fit Honda TRX400EX 99-07. 89mm Bore, +4mm oversize.
Aluminium cylinder: AC 4B-T6, Sleeve: Cast Iron FC25. *Slight case modifications might be necessary.
Kit includes: TRX440EX Steel Bore Cylinder, 89mm Big Bore 11:1 Comp. Piston Kit (Includes Rings,Pin & Clips), Top End 440cc Gasket Set.

Big Bore Cylinder Kit to fit:
Kawasaki KFX400 03-06,
Suzuki LTZ400 03-08 and an Arctic Cat DVX400 04-08.
Comes complete with Namura Gaskets and Piston Kit.
Cylinder Bore: 94mm